﻿//===========================================================================================================================
// Cuberry - http://www.cuberry.net
// Copyright (c) 2012
// by Peacequare® - Amir Moussa
//===========================================================================================================================
// This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License 
// as published by the Free Software Foundation, either version 3 of the License, or any later version.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// This program is distributed in the hope that it will be useful.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
//
// See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//===========================================================================================================================

using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Windows;
using System.Linq;
using Microsoft.Practices.Prism.Regions;
using Microsoft.Practices.Prism.Commands;
using Microsoft.Practices.Unity;
using P2.Cuberry.Framework.Helper;

namespace P2.Cuberry.Modules.Framework.ModuleManager
{
    public class XFieldTrackingDetailsPresentationModel : INotifyPropertyChanged, IDataErrorInfo
    {
        public XFieldTrackingDetailsPresentationModel(IXFieldTrackingDetailsView view, BusinessEntities.XConfigLogFields model,
            IUnityContainer container, IRegionManager regionManager)
        {
            try
            {
                View = view;
                this.Container = container;
                this.RegionManager = regionManager;
                this.Model = model;

                ControlRights = Model.GetControls(Properties.Settings.Default.ModuleName, "XFieldTrackingDetailsView");
                
                this.XFieldTrackingSaveCommand = new DelegateCommand<object>(OnXFieldTrackingSaveExecute, OnXFieldTrackingSaveCanExecute);
                this.XFieldTrackingSaveAndNewCommand = new DelegateCommand<object>(OnXFieldTrackingSaveAndNewExecute, OnXFieldTrackingSaveAndNewCanExecute);

                IsSaveAndNew = false;

                View.Model = this;
                RefreshView();
            }
            catch (System.Exception ex) //AM:TC
            {
                P2ExceptionHandler.LogException(ex, string.Format("{0}.{1}", this.GetType().Name, System.Reflection.MethodInfo.GetCurrentMethod().Name));
            }
        }

        private IUnityContainer Container;
        private IRegionManager RegionManager;
        public IXFieldTrackingDetailsView View { get; set; }

        public BusinessEntities.XConfigLogFields Model { get; set; }
        
        public Dictionary<string, P2.Cuberry.Framework.Security.User.ControlRight> ControlRights;
        
        protected P2MessageStack myMessageStack = new P2MessageStack();

        public P2MessageStack MessageStack
        {
            get
            {
                return myMessageStack;
            }
            set
            {
                myMessageStack = value;
                OnPropertyChanged("MessageStack");
            }
        }

        public bool IsSaveAndNew { get; set; }

        #region "Members"

        public int TrackingId
        {
            get { return Model.TrackingId; }
            set
            {
                Model.TrackingId = value;
                OnPropertyChanged("TrackingId");
            }
        }

        public string FieldEntityName
        {
            get { return Model.FieldEntityName; }
            set
            {
                Model.FieldEntityName = value;
                OnPropertyChanged("FieldEntityName");
            } 
        }

        public string FieldName
        {
            get { return Model.FieldName; }
            set
            {
                Model.FieldName = value;
                OnPropertyChanged("FieldName");
            }
        }

        public string ModuleName
        {
            get { return Model.ModuleName; }
            set
            {
                Model.ModuleName = value;
                OnPropertyChanged("ModuleName");
            }
        }

        public bool ModelIsModified
        {
            get
            {
                return Model.Modified;
            }
        }

        public BusinessEntities.Module ParentModule
        {
            get
            {
                return Model.ParentModule;
            }
        }
        
        #endregion

        #region Commands

        public DelegateCommand<object> XFieldTrackingSaveCommand { get; set; }
        public DelegateCommand<object> XFieldTrackingSaveAndNewCommand { get; set; }

        void OnXFieldTrackingSaveExecute(object sourceAccount)
        {
            View.UpdateFocusedControl();
            if (this.Save())
            {
                Model.OnAllPropertiesChanged();
                View.Close(true);
            }
            else
                this.RefreshView();
            return;
        }

        bool OnXFieldTrackingSaveCanExecute(object sourceAccount)
        {
            return true;
        }

        void OnXFieldTrackingSaveAndNewExecute(object sourceAccount)
        {
            try
            {
                View.UpdateFocusedControl();
                if (this.Save())
                {
                    Model.OnAllPropertiesChanged();
                    IsSaveAndNew = true;
                    View.Close(true);
                }
                else
                    this.RefreshView();
                return;
            }
            catch (System.Exception ex) //AM:TC
            {
                P2ExceptionHandler.LogException(ex, string.Format("{0}.{1}", this.GetType().Name, System.Reflection.MethodInfo.GetCurrentMethod().Name));
            }
        }

        bool OnXFieldTrackingSaveAndNewCanExecute(object sourceAccount)
        {
            return true;
        }

        public void RefreshView()
        {
            OnPropertyChanged("MessageStack");
            OnPropertyChanged("ModuleName");
            OnPropertyChanged("TrackingId");
            OnPropertyChanged("FieldEntityName");
            OnPropertyChanged("FieldName");          
        }
        
        #endregion

        public bool Save()
        {
            try
            {
                MessageStack.Clear();
                MessageStack.AddRange(Model.Validator.Validate(this.Model));
                if (MessageStack.StatusMessage.MessageStatus == P2ValidationStatus.red)
                {
                    return false;
                }

                return true;
            }
            catch (System.Exception ex) //AM:TC
            {
                P2ExceptionHandler.LogException(ex, string.Format("{0}.{1}", this.GetType().Name, System.Reflection.MethodInfo.GetCurrentMethod().Name));
                return false;
            }
        }

        #region Property Changed

        public event PropertyChangedEventHandler PropertyChanged;

        private void OnPropertyChanged(string propertyName)
        {
            PropertyChangedEventHandler Handler = PropertyChanged;
            if (Handler != null) 
                Handler(this, new PropertyChangedEventArgs(propertyName));
        }

        #endregion

        #region IDataErrorInfo Members

        public string Error
        {
            get { throw new NotImplementedException(); }
        }


        public string this[string columnName]
        {
            get
            {
                string result = null;
                
                P2MessageStack propertyMessageStack = Model.Validator.ValidateProperty(this.Model, columnName);
                if (propertyMessageStack != null && propertyMessageStack.Count > 0)
                {
                    foreach (P2TransactionMessage message in propertyMessageStack)
                    {
                        if (message.TransactionStatus != "green")
                        {
                            if (result == null)
                                result = message.MessageText;
                            else
                                result += "\n" + message.MessageText;
                        }
                    }
                }               
                return result;
            }
        }

        #endregion
    }
}
